Merged revisions 228338 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r228338 | dvossel | 2009-11-06 09:41:41 -0600 (Fri, 06 Nov 2009) | 5 lines
  
  fixes crash in astfd.c
  
  (closes issue #15981)
  Reported by: slavon
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@228339 65c4cc65-6c06-0410-ace0-fbb531ad65f3